\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Balance Table Pre-Drone Program \label{tab:baltpredp}}
\begin{tabular}{l*{1}{ccc}}
\hline\hline
                    &\multicolumn{3}{c}{}                  \\
                    &Mean (Tehsils NWA)&Mean (Other Tehsils)&  Difference\\
\hline
Incidents           &        0.56&        0.21&       -0.36\\
Casualties          &        2.34&        0.70&       -1.64\\
Peace Deal          &        0.23&        0.06&       -0.18\\
Military Operations &        0.03&        0.01&       -0.02\\
Population per Tehsil&    40138.44&    93296.17&    53157.73\\
Male per Tehsil     &    21381.22&    48096.41&    26715.19\\
Female per Tehsil   &    18757.11&    45199.76&    26442.65\\
Education Spending (in Rs) per Tehsil&      112.05&       97.41&      -14.65\\
Health Spending (in Rs) per Tehsil&       63.89&       44.58&      -19.31\\
Agriculture Spending (in Rs) per Tehsil&       24.87&       21.17&       -3.70\\
Wheat Produce per Tehsil&        7.18&       19.56&       12.38\\
Annual Registration per Tehsil&    19794.00&    18818.28&     -975.72\\
Total Registered Population per Tehsil&    74735.80&    96695.64&    21959.84\\
Prop Registered Population per Tehsil&        2.26&        1.13&       -1.12\\
Valid Votes Cast per 100k&     7917.04&     9231.59&     1314.55\\
Reject Votes Cast per 100k&       80.00&      175.89&       95.89\\
Registered Voters Cast per 100k&    26698.70&    38843.70&    12145.00\\
\hline\hline
\multicolumn{4}{l}{\footnotesize This table displays pre-program sample means for a number of variables both inside and outside North Waziristan}\\
\multicolumn{4}{l}{\footnotesize Agency, as well as differences in these means between these two regions. For the first four variables, we present means}\\
\multicolumn{4}{l}{\footnotesize of tehsil-month-level varaibles from 2003-2007. The remaining variables are measured at the district-level at a single}\\
\multicolumn{4}{l}{\footnotesize pre-program time period and we present district-level means weighted by the number of tehsils per district.}\\
\end{tabular}
\end{table}
